How invented teepees?

Were the Aztecs hunters? Was there ever a bear called the cave bear? The La Brae Tar Pits are an example of a fossil fuel that? Where did the word stampede originate? What type of clothing did the paleo Indians wear? Do you think a megalodon could grow up to 80 to 100 feet long? What was made on the first day of creation? Does a pharaoh need a farmer? Animals in the preCambrian period? Who invented the Indian lotas flower? Can we bring back fly alive? What role did wild animals play in the establishment of agricultural communities? What were the first fish like? Why did hominids emerge Charles Darwin hunting theory? What is the gestation period of a megalodon? When was Pot-Bellied Pigs - Dr. Katz - created? What did the first prehistoric people do for a living? What eats the cyclops? How long is the worlds largest megalodon tooth? What is the time period in The Last Unicorn?